The four rules of number

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Presentation transcript:

The four rules of number 3. Subtraction Example Find 642 – 316 907 – 259

Example Calculate five hundred and eleven take away two hundred and seventy five. Example In a school there are 963 children. If there are 459 girls how many boys are there?

Example My Great-grandfather died in 1953 aged 74. In which year was he born? Example The results in a recent Mathematics test are shown below What is the difference between David and Bilal’s score? The highest and lowest scores? Child Alan Bilal Carol David Elle Faye Score 29 38 66 53 62 27